Home / 20,095.19-30,139.14-10,734.83

Finding the Fourth Proportional to 20,095.19, 30,139.14 and 10,734.83

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Solution

The fourth proportional to 20,095.19, 30,139.14 and 10,734.83 is: 16,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,095.19 : 30,139.14 = 10,734.83 : x
  2. Step 2: Convert to fraction form
    20,095.19/30,139.14 = 10,734.83/x
  3. Step 3: Cross multiply
    20,095.19x = 30,139.14 × 10,734.83
  4. Step 4: Simplify right side
    20,095.19x = 323,538,486.44
  5. Step 5: Solve for x
    x = 323,538,486.44/20,095.19
  6. Step 6: Final answer
    x = 16,100.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.